Test in Viscosity ilo Water Treatment: Flocculant Optimization im Sludge Dewatering ilo Tropical Climates

Bwebwenato

O̧kwōj 10, 2021

Ilo jikin kōmman dren ko, joñan chemical ko — elaptata flocculants im coagulants — rej lukkun jelet joñan emman in dren ko im wōnan jerbal ko. Flocculant (einwot polyacrylamide PAM) viscosity ej lukkun ekkejellok ñan joñan an molecule im joñan, eo ej kōmman an flocculation efficiency.

Etke jikin kōmman dren ko rej aikuj test in viscosity

Ilo jikin kōmman dren ko, joñan chemical ko — elaptata flocculants im coagulants — rej lukkun jelet joñan emman in dren ko im wōnan jerbal ko. Flocculant (einwot polyacrylamide PAM) viscosity ej lukkun ekkejellok ñan joñan an molecule im joñan, eo ej kōmman an flocculation efficiency. An dik joñan ej tellok ñan an jab jejjet flocculation im effluent turbidity ej laplok jen joñan ko; kōjerbal elap ej jolok chemical ko im emaron kalaplok joñan sludge eo, im kōmman an filter cloth eo bōjrak.

Ilo Southeast Asia im Africa, jikin kōmman dren ko rej jelmae apan ko relap. Dān ko rej itok jen jikin kein ekkā an wōr joñan organic matter im suspended solids (einwot humic substances ilo jikin ko ilo tropical rainforest, agricultural runoff iturin urban peripheries), ej aikuji elaplok flocculant jen jikin ko ebin. Ilo ien eo wot, jikin kōmman dren ko ilo jikin kein 普遍面临tight operating budgets im staffed technical teams, likit juon premium ion dosing precision.

Test in viscosity ej wāween eo elaptata ñan kōmman bwe en emmanlok joñan flocculant eo. Ilo an joñe joñan an mōrā flocculant solution ko ilo joñan ko reoktak jen dron, juon 'viscosity-dosage-effluent turbidity' correlation model emaron in ejaak ñan an maroñ in loe joñan eo emman tata. Ilo Southeast Asian im African water plants, model in emaron jibañ kadikļo k chemical waste kin 10%-30% — juon joñan wōnan ñan jikin ko rejjab lukkun wōnan.

Flocculant Viscosity Testing: Apañ ko jen Lab ñan Field

Flocculant solution viscosity testing ewōr an make oktak ko. Mokta, joñan an mōrā flocculant ko (elaptata high-molecular-weight PAM) ej lukkun ekkejellok ñan shear rate — joñan an utiej ej kōmman an polymer chain ko eddeklok, im kōmman bwe en diiklok an viscosity. Melel in ej bwe joñan an mõkaj an spindle eo im joñan bwil im molo in test eo rej aikuj in lukkun lale.

NDJ-1F digital rotational viscometer ej jibañ stepless speed adjustment jen 0.1-100 rpm, ippāñ Nos. 1-4 standard spindles, kōmman bwe en maroñ in lukkun bōk rheological behavior eo an flocculant solutions ko ilo shear rate ko. Ñan jikin jerbal ko ilo water plant QC, maroñ in ej juon menin aikuj ñan kōmmane.

Wāween test ko ilo Southeast Asian im African water clean plant ko rejjab lukkun jejjet. Elōñ menin eddek ko ejelok air conditioner ie, im joñan bwil im molo in lab eo emaron in laplok jen 35°C. joñan bwil im molo ko reutiej rej kōmman an flocculant solution viscosity, im ej jelet test accuracy eo. FangService's NDJ-1 series ej kōmmane ippāñ juon kein etale joñan bwil im molo im joñan bwil im molo eo ej make kōmmane, ej rekoote joñan bwil im molo in sample eo ilo ien test im kōkmanmanlok riit ko an viscosity, kōmman bwe en wor melele ko rejimwe meñe ilo jikin ko elap bwil im molo.

Bareinwõt, jikin kōmman dren ko ilo Southeast Asia im Africa ekkã air jelmae jorrãn in kajur. NDJ-1 series eo edik an kajoor ej melelen bwe emaron in kadedelok test eo kiõ ilo an kajerbal backup power elikin an jako, ilo ejelok data loss — juon men eo elap an aorõk ilo jikin ko elap an jako (Nigeria, Pakistan, Cambodia).

Ļōmņak ko kōn Viscosity ilo Sludge Dewatering

Kōjepel dren jen bwidej ej bar juon jerbal eaorōk ilo jikin kōmman dren ko. Wāween ko an sludge — an viscosity im an yield stress — rej lukkun jelet joñan an maroñ in jolok dren im joñan an jerbal. Sludge eo elap an mōrā ej pen an pump; sludge eo elap an mōrā edik an maroñ in jolok den.

Ilo Southeast Asia im Africa, sewage sludge ekkā an lõñ organic im elap den (98%-99%), im ej kōmman bwe en pen an jolok den. Kobaik flocculant ko ñan kōmman oktak ko ilo sludge emaron lukkun kōkōmanmanlok joñan an maroñ in jolok den ilo belt filter presses im centrifuges. Viscosity testing ijin ej jerbal ñan tel kain flocculant im joñan joñan, im ñan lale oktak ko ilo sludge rheological characteristics mokta im elikin dewatering.

FangService's DVPlus+ LV touchscreen viscometer ej kōmmane ippāñ low-viscosity spindles (ñan 0.1-1000 mPa·s range), elaptata an emman ñan test in viscosity in supernatant im thin sludge. Touchscreen interface eo an ej jipan wewein test ko, kōtlok bwe engineer ro ilo jikin kōmman den ko ren maroñ in kōmman test workflow ko rej kajerbali ñan juon wōt touch, im elap an emmanlok.

Viscometer Selection Strategy ñan Tropical Water Plants

Ñe kwoj kãlet viscometer ko ñan jikin kōmman dren ko ilo Southeast Asia im Africa, ej aikuj in wōr juon joñan eo ekkar ikõtan jerbal, tiljek, im joñan wōnan.

Entry-level recommendation: NDJ-1 digital rotational viscometer. Ewōr juon an jekjek eo ekajoor, em̧m̧an an jerbal, im em̧m̧an wōņāān (enan̄in RMB 8,000-12,000), ekkar n̄an test ko an flocculant viscosity ilo water plant QC lab ko. Ānbwinnin metal im jekjek eo an eo emōj an dāpij ej jum̧ae jikin ko rem̧ōrā im gas ko rekōmetak me rej waļo̧k ilo jikin kōm̧m̧an dān ko.

Mid-range recommendation: NDJ-1E+ digital rotational viscometer. Ej kobaik touchscreen display, data storage, im USB export ioon entry-level model eo, jipan method saving im audit trail ko, ekkar ñan water plant ko rej aikuj QC record ko rejejjet.

Premium recommendation: DVPlus+ series touchscreen viscometer. Ewōr juon 7-inch touchscreen, automatic multi-spindle recognition, im temperature-controlled testing, ekkar ñan lab in kōmman dren ko rej aikuj in test flocculants, sludge, im effluent quality ilo juon wot ien. System in lale melele ko an ej jibañ kobalok ibben laboratory information management system ko (LIMS), im ej tōbrak ñan kakien ko rej laplok air bin.

Kōmeļeļe eo ejenolo̧k: Ñan jikin ko me ekkā an jako kajoor, bar kōm̧m̧ane juon UPS (enan̄in 30 minit in jerbal) im battery ko jet. FangService's NDJ-1 series ej kobaiktok battery ko jet einwot joñan, kōtlok bwe test eo kiõ en dedelok im data ko ren maroñ in kejbãrok elikin an jako kajur.

Naan in kakapilōk ko rejejjet: Kalōk maroñ in test viscosity ilo SEA im Africa Water Plants

Ñe rej kalōk maroñ in test viscosity ilo jikin kōmman dren ko ilo Southeast Asia im Africa, jej rejañ juon 'bun̄tōn ko reddik, mōkaj in kōmmane'.

Bun̄tōn 1: Bōk juon NDJ-1 digital rotational viscometer ippāñ kein jerbal ko (constant-temperature bath, standard spindles, calibration fluid), joñan wōnan ej RMB 15,000-20,000. Lelok 2-3 raan in kaminene in jerbal ñan rijerbal ro.

Bun̄tōn 2: Kōllaajrake meļeļe ko kōn m̧ōttan eo ikōtaan m̧ōttan eo an flocculant im m̧ōttan eo an m̧ōttan eo ilo iien jerbal ko raan otemjej, ejaake juon 'jon̄an m̧ōttan eo em̧m̧an tata'. Data in elaplok an aorōk jen joñan ko jen ri wia ro.

Bun̄tōn 3: Kōkāāl kein jerbal ko ekkar ñan aikuj ko. Elañe kein jerbal ko rej bed rejjab maroñ in tōpar aikuj in test ko ñan jet sample ko (einwot sludge eo elap an viscosity ak sample ko edik an viscosity), lemnok in kōkāāl ñan DVPlus+ series ak kobaik kein jerbal ko rejenolok.

FangService ej letok jiban ko ilo jikin eo im spare parts ko ñan jikin kōmman dren ko ilo Southeast Asia im Africa. Ewōr am jikin jerbal ko ilo Bangkok, Jakarta, Nairobi, im Lagos, rej letok uwaak ko rem̧ōkaj im kaminene ilo jikin eo. Bar juon, jej lelok juon 'Flocculant Viscosity Testing Standard Operating Procedure (SOP)' template eo kar kōmmane ñan jerbal in karreo den, ej jibañ kajin English, French, Swahili, im Indonesian, im jibañ jikin jerbal ko ñan air mōkaj air ejaak system in test ko rejimwe. View the Viscosity Measurement Instruments Collection